package com.controller;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Date;
import java.util.List;
import javax.servlet.http.HttpServletRequest;

import com.utils.ValidatorUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.annotation.IgnoreAuth;

import com.entity.XueshengEntity;
import com.entity.view.XueshengView;

import com.service.XueshengService;
import com.service.TokenService;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.MD5Util;
import com.utils.MPUtil;
import com.utils.CommonUtil;


/**
 * 学生
 * 后端接口
 * @author
 * @email
 * @date 2021-05-07 11:01:23
 */
@RestController
@RequestMapping("/xuesheng")
public class XueshengController {
    @Autowired
    private XueshengService xueshengService;

    @Autowired
    private TokenService tokenService;

    /**
     * 登录
     */
    @IgnoreAuth
    @RequestMapping(value = "/login")
    public R login(String username, String password, String captcha, HttpServletRequest request) {
        XueshengEntity user = xueshengService.selectOne(new EntityWrapper<XueshengEntity>().eq("xuehao", username));
        if(user==null || !user.getMima().equals(password)) {
            return R.error("账号或密码不正确");
        }

        String token = tokenService.generateToken(user.getId(), username,"xuesheng",  "学生" );
        return R.ok().put("token", token);
    }

    /**
     * 注册
     */
    @IgnoreAuth
    @RequestMapping("/register")
    public R register(@RequestBody XueshengEntity xuesheng){
        //ValidatorUtils.validateEntity(xuesheng);
        XueshengEntity user = xueshengService.selectOne(new EntityWrapper<XueshengEntity>().eq("xuehao", xuesheng.getXuehao()));
        if(user!=null) {
            return R.error("注册用户已存在");
        }
        Long uId = new Date().getTime();
        xuesheng.setId(uId);
        xueshengService.insert(xuesheng);
        return R.ok();
    }

    /**
     * 退出
     */
    @RequestMapping("/logout")
    public R logout(HttpServletRequest request) {
        request.getSession().invalidate();
        return R.ok("退出成功");
    }

    /**
     * 获取用户的session用户信息
     */
    @RequestMapping("/session")
    public R getCurrUser(HttpServletRequest request){
        Long id = (Long)request.getSession().getAttribute("userId");
        XueshengEntity user = xueshengService.selectById(id);
        return R.ok().put("data", user);
    }

    /**
     * 密码重置
     */
    @IgnoreAuth
    @RequestMapping(value = "/resetPass")
    public R resetPass(String username, HttpServletRequest request){
        XueshengEntity user = xueshengService.selectOne(new EntityWrapper<XueshengEntity>().eq("xuehao", username));
        if(user==null) {
            return R.error("账号不存在");
        }
        user.setMima("123456");
        xueshengService.updateById(user);
        return R.ok("密码已重置为：123456");
    }


    /**
     * 后端列表
     */
    @RequestMapping("/page")
    public R page(@RequestParam Map<String, Object> params,XueshengEntity xuesheng,
                  HttpServletRequest request){
        EntityWrapper<XueshengEntity> ew = new EntityWrapper<XueshengEntity>();
        PageUtils page = xueshengService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, xuesheng), params), params));

        return R.ok().put("data", page);
    }

    /**
     * 前端列表
     */
    @RequestMapping("/list")
    public R list(@RequestParam Map<String, Object> params,XueshengEntity xuesheng,
                  HttpServletRequest request){
        EntityWrapper<XueshengEntity> ew = new EntityWrapper<XueshengEntity>();
        PageUtils page = xueshengService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, xuesheng), params), params));
        return R.ok().put("data", page);
    }

    /**
     * 列表
     */
    @RequestMapping("/lists")
    public R list( XueshengEntity xuesheng){
        EntityWrapper<XueshengEntity> ew = new EntityWrapper<XueshengEntity>();
        ew.allEq(MPUtil.allEQMapPre( xuesheng, "xuesheng"));
        return R.ok().put("data", xueshengService.selectListView(ew));
    }

    /**
     * 查询
     */
    @RequestMapping("/query")
    public R query(XueshengEntity xuesheng){
        EntityWrapper< XueshengEntity> ew = new EntityWrapper< XueshengEntity>();
        ew.allEq(MPUtil.allEQMapPre( xuesheng, "xuesheng"));
        XueshengView xueshengView =  xueshengService.selectView(ew);
        return R.ok("查询学生成功").put("data", xueshengView);
    }

    /**
     * 后端详情
     */
    @RequestMapping("/info/{id}")
    public R info(@PathVariable("id") Long id){
        XueshengEntity xuesheng = xueshengService.selectById(id);
        return R.ok().put("data", xuesheng);
    }

    /**
     * 前端详情
     */
    @RequestMapping("/detail/{id}")
    public R detail(@PathVariable("id") Long id){
        XueshengEntity xuesheng = xueshengService.selectById(id);
        return R.ok().put("data", xuesheng);
    }




    /**
     * 后端保存
     */
    @RequestMapping("/save")
    public R save(@RequestBody XueshengEntity xuesheng, HttpServletRequest request){
        xuesheng.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
        //ValidatorUtils.validateEntity(xuesheng);
        XueshengEntity user = xueshengService.selectOne(new EntityWrapper<XueshengEntity>().eq("xuehao", xuesheng.getXuehao()));
        if(user!=null) {
            return R.error("用户已存在");
        }
        xuesheng.setId(new Date().getTime());
        xueshengService.insert(xuesheng);
        return R.ok();
    }

    /**
     * 前端保存
     */
    @RequestMapping("/add")
    public R add(@RequestBody XueshengEntity xuesheng, HttpServletRequest request){
        xuesheng.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
        //ValidatorUtils.validateEntity(xuesheng);
        XueshengEntity user = xueshengService.selectOne(new EntityWrapper<XueshengEntity>().eq("xuehao", xuesheng.getXuehao()));
        if(user!=null) {
            return R.error("用户已存在");
        }
        xuesheng.setId(new Date().getTime());
        xueshengService.insert(xuesheng);
        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
    public R update(@RequestBody XueshengEntity xuesheng, HttpServletRequest request){
        //ValidatorUtils.validateEntity(xuesheng);
        xueshengService.updateById(xuesheng);//全部更新
        return R.ok();
    }


    /**
     * 删除
     */
    @RequestMapping("/delete")
    public R delete(@RequestBody Long[] ids){
        xueshengService.deleteBatchIds(Arrays.asList(ids));
        return R.ok();
    }

    /**
     * 提醒接口
     */
    @RequestMapping("/remind/{columnName}/{type}")
    public R remindCount(@PathVariable("columnName") String columnName, HttpServletRequest request,
                         @PathVariable("type") String type,@RequestParam Map<String, Object> map) {
        map.put("column", columnName);
        map.put("type", type);

        if(type.equals("2")) {
            SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
            Calendar c = Calendar.getInstance();
            Date remindStartDate = null;
            Date remindEndDate = null;
            if(map.get("remindstart")!=null) {
                Integer remindStart = Integer.parseInt(map.get("remindstart").toString());
                c.setTime(new Date());
                c.add(Calendar.DAY_OF_MONTH,remindStart);
                remindStartDate = c.getTime();
                map.put("remindstart", sdf.format(remindStartDate));
            }
            if(map.get("remindend")!=null) {
                Integer remindEnd = Integer.parseInt(map.get("remindend").toString());
                c.setTime(new Date());
                c.add(Calendar.DAY_OF_MONTH,remindEnd);
                remindEndDate = c.getTime();
                map.put("remindend", sdf.format(remindEndDate));
            }
        }

        Wrapper<XueshengEntity> wrapper = new EntityWrapper<XueshengEntity>();
        if(map.get("remindstart")!=null) {
            wrapper.ge(columnName, map.get("remindstart"));
        }
        if(map.get("remindend")!=null) {
            wrapper.le(columnName, map.get("remindend"));
        }


        int count = xueshengService.selectCount(wrapper);
        return R.ok().put("count", count);
    }



}
